CN1842074B - System and method for optimizing network communication in response to network condition - Google Patents

System and method for optimizing network communication in response to network condition Download PDF

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Publication number
CN1842074B
CN1842074B CN2005100923845A CN200510092384A CN1842074B CN 1842074 B CN1842074 B CN 1842074B CN 2005100923845 A CN2005100923845 A CN 2005100923845A CN 200510092384 A CN200510092384 A CN 200510092384A CN 1842074 B CN1842074 B CN 1842074B
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data
mobile device
group
expiration
event
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CN1842074A (en
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S·扈瑞
D·P·里蒙特
K·S·约翰逊
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Microsoft Technology Licensing LLC
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Microsoft Corp
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/12—Messaging; Mailboxes; Announcements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/16—Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q10/00—Administration; Management
    • G06Q10/10—Office automation; Time management
    • G06Q10/107—Computer-aided management of electronic mailing [e-mailing]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
    • H04L51/21—Monitoring or handling of messages
    • H04L51/224—Monitoring or handling of messages providing notification on incoming messages, e.g. pushed notifications of received messages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
    • H04L51/58—Message adaptation for wireless communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/40—Support for services or applications
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/50—Network services
    • H04L67/55—Push-based network services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/50—Network services
    • H04L67/60—Scheduling or organising the servicing of application requests, e.g. requests for application data transmissions using the analysis and optimisation of the required network resources
    • H04L67/62—Establishing a time schedule for servicing the requests
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/28—Timers or timing mechanisms used in protocols

Abstract

A system and method for facilitating communications between a mobile device and a network application are provided. A mobile device transmits a request for data change information that includes a time out interval. The network application receives the request and measures a time elapsed since the receipt of the data change request. The network application will only transmit a notification to the mobile device client if new data is received or the time out interval has elapsed. As notifications are received, the mobile client device tunes the time out interval based upon network and device parameters.

Description

The system and method that is used for optimizing network communication in response to network condition
Technical field
Usually, the present invention relates to mobile device, computer software and communication equipment, in particular for the system and method for optimizing network communication in response to network condition.
Background of invention
Usually in fact, mobile device is mobile phone and handheld device for example, utilizes communication network and other mobile device and/or computer equipment to come swap data.In exemplary embodiment, mobile device can utilize cordless communication network and talk various network protocols to transmit and receive data.Thereby mobile device can keep continuous or semi-continuous wireless connections to allow the user to use mobile device to receive and send Email in this embodiment.When computing equipment processing resource and wireless network communication bandwidth continued to increase, the purposes that the mobile device of wirelessly activating is used for reception/transmission Email rolled up.
Fig. 1 is the illustrative block diagram of being convenient to send to mobile device by cellular communications networks the system 100 of e-mail data.System 100 is commonly called " propelling movement " data model, wherein data for example email message as data are received, be sent to the customers' place.About Fig. 1, system 100 comprises a plurality of clients 102 for example mobile phone, handheld device etc., and it comprises the mode of multiple wireless (for example honeycomb) transmittability.As shown in Figure 1, a radio communication among each mobile device 102 and several mobile device operation persons 104.In general, mobile device operation person 104 is the service providers that communicate by letter that keep based on radio frequency with any amount of mobile device 102.Radio communication between mobile device 102 and the mobile device operation person 104 for example by cellular communications networks, is known and need not detailed description.
Continue to pay close attention to Fig. 1, each mobile device operation person 104 also communicates by letter with data service provider 106.Typical data service provider 106 can be configured to the server computer with mobile subscriber's communications message of identifying.Such as following more detailed explanation, data service provider 106 monitors and enters data (for example email message) and propelling data are used for transferring to selection to corresponding mobile operator 104 mobile device 102.Network connection between data service provider 106 and the mobile operator 104 can be by cordless communication network and/or wireline communication network.Data service provider 106 is also communicated by letter with many email interface computing equipments 108.Email interface computing equipment 108 is equivalent to the special computing equipment that arranges usually, and it serves as the interface between local network email repository 110 and data service provider 106.
In fact, when the information that receives renewal at network mail storage vault 110, for example during new Email, email interface computing equipment 108 obtains copy of mail and transmits a notice to data service provider 106.Data service provider 106 is processed this and is entered message informing and identify the mobile device 102 that will receive this mail.Then data service provider 106 will be notified and/or this mail is transmitted to corresponding mobile operator 104, and it sends to selected mobile device 102 with this information.
In this approach, mobile device 102 reception notifications/data, and these data are received by data service provider 106.Although this approach provides the real-time or real-time in fact transfer of data to mobile device 102, it needs many special computing equipments to use and/or special business relations.For example, in a typical execution mode, need each local network to keep an email interface computing equipment 108 and enter message informing to data service provider 106 forwardings.In addition, system 100 needs information and the distributing center (for example, data service provider 106) of centralization, and it collects service charge to each mobile device user usually.Further, this approach needs data service provider 106 and many mobile operators to keep suitable communication interface, and for example special software, and special business relations allows data service provider to initiate and the contacting of selected mobile device 102.
Fig. 2 is the illustrative block diagram of being convenient to send to mobile device by cellular communications networks the replacement system 200 of e-mail data.System 200 is commonly called data and goes out stack model, wherein data for example email message in response to client the request of new data is sent to client, mobile device for example.Similar with system 100 (Fig. 1), system 200 comprises a plurality of mobile device clients 202, and it has the mode of multiple wireless transmission capability (for example, cellular communication capability).A radio communication among each mobile device 202 and several mobile device operation persons 204.Yet in this embodiment, the radio communication connection between mobile device operation person 204 and each mobile device 202 is not the special communication connection for transmission of e-mail message.On the contrary, this communication connection is and for example traditional transfer of data communication connection of internet of Wide Area Network 206.For example, in a common execution mode, the mobile device 202 of wirelessly activating can be according to transmission control protocol (TCP)/Internet Protocol (IP) at the internet transmitting data.Mobile device 202 utilizes network connection 206 directly to be connected with local electronic mail interface computing equipment 208.
In fact, mobile device 202 is usually by the communication connection of safety data transmission agreement foundation with email interface computing equipment 208.Then mobile device 202 directly sends and receives the request of the information (for example, new Email) of renewal to email interface computing equipment 208.If there is the new data of this mobile device user, email interface computing equipment 208 produces suitable replying, and informs that mobile device 102 comes from email interface computing equipment 208 this data of leaving behind.If there is not new data, the mobile device 202 of 208 pairs of requests of email interface computing equipment produces negative response.In case handle the mobile device request, the connection between mobile device 202 and email interface computing equipment 208 just is terminated.
By allowing the direct access communication channel between mobile device 202 and the email interface computing equipment 208 in network connection, system 200 alleviated each local network and on each mobile operator 204 to the demand of special software/computing equipment.Yet the conventional system that usage data goes out stack model is defective, and entering data can not be sent out when receiving data.Although can reduce this defective by increasing the frequency that mobile device 204 produces above-mentioned data change request, yet the typical method of setting up the communication connection between mobile device 204 and the email interface computing equipment 208 has consumed the energy resource of mobile device.
Thereby, need a kind of system and method for communicating by letter between computing equipment and the network application of being used for being convenient to, thereby this system and method sends when receiving data and enters data notification and alleviate each network to the demand of special software/computing equipment.
Summary of the invention
A kind of system and method for communicating by letter between mobile device and the network application be convenient to is provided.Mobile device sends the request of the data variation information that comprises timeout interval.Network application receives this request and has measured time lapse since receiving this data change request.Network application sends notice to the mobile device client, informs that timeout interval has been pass by or the overtime of network appointment occured.When receiving notice or detecting network timeout, mobile client device is data change request adjusting timeout interval subsequently.
According to an aspect of the present invention, provide and be convenient to the method for communicating by letter between mobile device and the network application.According to the method, network application obtains the request of data variation.This data change request comprises that first group is returned the expiration data of replying.Network application monitors provides the time interval of replying to the data change request.In addition, if the time interval has surpassed expiration period, network application sends the notice that does not have data to change.
According to another aspect of the present invention, provide and be convenient to the method for communicating by letter between mobile device and the network application.According to the method, mobile device sends the first data change request.This first data change request comprises that first group is returned the expiration data of replying.Then mobile device is determined the event corresponding to this first data change request.Mobile device produces second group according at least one network condition and returns the expiration data of replying.In addition, mobile device sends the second data change request.This second data change request comprises that second group is returned the expiration data of replying.
According to a further aspect of the present invention, provide the system of being convenient to exchanges data.This system comprises one or more client devices, for generation of data change request.The request of this generation data variation comprised for first time expiration period.This system further comprises at least one network application, and it is used for the receive data change request, and if expire period corresponding to the Looking Out Time in first time expiration period, send the notice that does not have data to change.If event occurs, these one or more client devices send data change request subsequently.This data change request subsequently comprised for second time expiration period.
According to a further aspect of the invention, provide and be convenient to the method for communicating by letter between mobile device and the network application.According to the method, mobile device sends the first data change request, and it comprises and returns first timeout interval of replying.Mobile device is determined to occur corresponding to the event of the first data change request, and to the one group of regularization condition of event correlation corresponding to the first data change request.By using the time constant from the regularization condition group, mobile device produces and returns second timeout interval of replying.Then this mobile device sends the second data change request, and it comprises and returns second timeout interval of replying.
According to a further aspect of the present invention, but provide the computer readable medium with computer executive component, it is for the communication of being convenient between mobile device and the network application.But this computer executive component comprises communication device, is used for sending the request of data of data variation and being used for reception corresponding to the event of previous data change request to network application.Data change request comprises provides the timeout interval of replying.But the computer executive component also comprises treatment element, is used for returning the timeout interval of replying according to the event generation corresponding to previous data change request.By to the one group of regularization condition of event application corresponding to the data change request that had before been received by communication device, treatment element produces this and returns the timeout interval of replying.
Brief description of drawings
By with reference to following detailed description, in conjunction with incidental figure the easier discriminating that becomes of aforesaid various aspects of the present invention and a plurality of attendant advantages is become better understood simultaneously, wherein:
Fig. 1 enters the block diagram that stack model is convenient to by cellular communications networks e-mail data be sent to the system of mobile device according to data;
Fig. 2 goes out the block diagram that stack model is convenient to by cellular communications networks e-mail data be sent to the system of mobile device according to data;
Fig. 3 A is the block diagram of the system of Fig. 2, illustrates according to an aspect of the present invention to produce the data change request that comprises timeout interval by mobile device;
Fig. 3 B is the block diagram of the system of Fig. 2, and the notice that is sent according to an aspect of the present invention data variation by network application is described;
Fig. 3 C is the block diagram of the system of Fig. 2, illustrates according to an aspect of the present invention to send the timeout interval expiration notice by network application.
Fig. 3 D is the block diagram of the system of Fig. 2, illustrates according to an aspect of the present invention to process the timeout interval expiration by mobile device.
Fig. 4 is according to an aspect of the present invention by the data change request transmission of mobile device client executing and the flowchart text of supervisory programme.
Fig. 5 is the flowchart text of being regulated according to an aspect of the present invention subprogram by the timeout interval of mobile device client executing.
Fig. 6 is the flowchart text of the client data change request handling procedure carried out by network application according to an aspect of the present invention; With
Fig. 7 is the block diagram of being convenient to according to an aspect of the present invention by cellular communications networks and independent notification channel Email be sent to the system of mobile device.
Detailed description of the preferred embodiment
Usually describe, the present invention relates to the system and method for communicating by letter between client device and the network application for optimizing.More particularly, the present invention is directly involved in for the system and method for optimizing between mobile device and the network application by wireless communication.The present invention of be about to describing is to have merged the structure that data go out stack model about a kind of, therein mobile device with the form of email message from network application request msg change information.Further, the present invention who be about to describe is about utilizing timeout interval to keep communication connection between mobile device and the network application.Although that be about to describe the invention relates to mobile device, cordless communication network and/or mail transfer, those skilled in the art can understand, and disclosed execution mode is in fact illustrative and should not be construed as restrictive.
In an illustrative execution mode of the present invention, can utilize executing data to go out the system of stack model, for example system 200 (Fig. 2) is next convenient in for example client of mobile device 202, and the communication between the network application of for example email interface computing equipment 208.Mobile device 202 is connected with the email interface computing equipment by typical network data connection 206, and for example the internet comes transmission information.202 connection can be passed through mobile device operation person 204 (data that for example, connect via radio communication connect) or come judicial convenience by directly being wirelessly connected to network (for example, Bluetooth protocol wireless connections) from network 206 to mobile device.
According to the present invention, mobile device sends data change request to email interface computing equipment 208.This data change request can comprise registration request and the timeout interval to the new data that arrives this email interface computing equipment 208 (for example, new email message).This timeout interval is specified a time, requires the registration request of 208 pairs of new datas of this email interface computing equipment to provide positive or negative to reply in this time.Unlike traditional data change request, if there are not new data to use, 208 pairs of data change request of email interface computing equipment do not provide replying at once.But email interface computing equipment 208 is kept the communication connection with mobile device 202, until it detects information change (for example, the arrival of new e-mail) or timeout interval expiration.When every kind of event occured, email interface computing equipment 208 all sent suitable replying to mobile device 202.Conversely, mobile device 202 can upgrade timeout interval according to variety of network conditions, and sends the data change request subsequently of the timeout interval with renewal.Even by keeping communication, email interface computing equipment 208 has stoped the termination with the communication connection of mobile device 202 when not receiving data.
Referring now to Fig. 3 A-3D, will describe according to the present invention for the treatment of the various execution modes of the client-requested with timeout interval.With reference to Fig. 3 A, by beginning this process by the client in mobile device generation one registration request and timeout interval.In illustrated embodiment of the present invention, registration request can comprise that the client wishes registration and the various configuration information of the information type that receives, such as notification preference, authenticated client information etc.Below be that timeout interval can be with form in period regular time, or allows condition that timeout interval is calculated as one group with more detailed description.Timeout interval can be the default period that is arranged by mobile device Client application, mobile device operation person 204 and email interface computing equipment 208.For example, if do not having during the timeout interval of mobile device operation person's appointment between data process mobile device 202 and the email interface computing equipment 208, mobile device operation person 204 can keep their timeout interval, and this will cause a communication connection that reduces.Therefore, the interval is preferably than the also little value of timeout interval of specific mobile device operation person 204 appointments of being used by mobile device 202 default timeout.Registration request and timeout interval send at network 206, and receive by email interface computing equipment 208 or by the specialized application on email interface computing equipment 208.
When carrying out registration request, email interface computing equipment 208 is for the information registration mobile device client of all requests of receiving, as authorizing.As mentioned above, if do not have available data for the client of registration is current, email interface computing equipment 208 sends replying of negating can automatically for mobile device 202.Yet unsettled because data change request remains, communication connection is not stopped immediately.
Referring now to Fig. 3 B, in one embodiment, email interface computing equipment 208 receives and need to be delivered to notice mobile device 202, that data variation has occured.In illustrative execution mode of the present invention, this notice can comprise the Email storage vault from for example e-mail server/client, notice, inform that the user corresponding to mobile device 202 has received new Email.Email interface computing equipment 208 sends notice for mobile device 202 by network 206, informs that new data are available.In an illustrated embodiment of the present invention, this notice can comprise descriptive information or other conditions, and it can be made to determine whether by user and/or mobile device will be with data retrieval.If with data retrieval, mobile device 202 is according to traditional and known data protocol, and for example HTML (Hypertext Markup Language) (" HTTP ") sends data retrieval request for email interface computing equipment 208, can not be explained in more detail this.In case fetched data, can by by new data registration request and the timeout interval of mobile device 202 transmission, repeat the process that illustrates among Fig. 3 A.
Referring now to Fig. 3 C, in another embodiment, email interface computing equipment 208 continues to monitor the later time in period that passs of last communication from the mobile device client of each registration.Expire if email interface computing equipment 208 detects for the client timeout interval of registration, it sends notice for mobile device 202, informs that timeout interval has expired and do not receive new data notification.By sending the timeout interval expiration notice, email interface computing equipment 208 stops communication connection mobile device operator 204 terminations with mobile device 202, or cancels.
As following with more detailed description, when receiving the timeout interval expiration notice, mobile device 202 renewable previous timeout intervals.In an illustrative execution mode of the present invention, mobile device 202 upgrades timeout interval by of measuring or observing in the multiple network condition.Then determine whether should be according to measuring for mobile device 202, or the network condition of observing adjusts timeout interval.Regulating, or when adjusting timeout interval, mobile device 202 sends the new registration request of the timeout interval with renewal by network 206.Email interface computing equipment 208 obtains new request, and repeats enrollment process and carry out the timeout clock measurement with the timeout interval that upgrades.
Referring now to Fig. 3 D, in further execution mode, mobile device 202 has also monitored the time expiration since transmitting previous registration request.If mobile device 202 detects the expiration of timeout interval, and it does not also receive new data notification from email interface computing equipment 208, and its supposition communication connection is terminated or cancels.Therefore, mobile device 202 upgrades timeout interval and has the registration request of the timeout interval of renewal by network 206 transmissions.Email interface computing equipment 208 obtains this new request, repeats enrollment process and carries out the timeout clock measurement with the timeout interval that upgrades.As mentioned above, mobile device 202 also monitors the timeout interval of the renewal relevant with new request.
With reference to Fig. 4, will the program 400 of being carried out by mobile device 202 according to the present invention be described, come to send and monitor data change request to email interface computing equipment 208.In piece 402, mobile device sends registration request and timeout interval to email interface computing equipment 208.In an illustrated embodiment of the present invention, registration request can be corresponding to the selection of one or more data types, specific data file or application program, and mobile device may wish therefrom to receive the information of renewal.For example, registration can point out, when receiving new Email or when specific file had upgraded, the user wished reception notification.Registration request also can be corresponding to condition, and for example rule or keyword are used for selecting to send which data to mobile device.Registration request also can comprise credential, or other authorization messages, and it might be that the reception lastest imformation is required.
According to an illustrated embodiment of the present invention, timeout interval information can comprise fixedly expiration period or be added to the detailed description of the duration on the current date.As selection, timeout interval information can be specified according to selected condition, and this selected condition is convenient to produce overtime period, or expiration period.In piece 404, timeout clock of mobile device 202 beginning, it is measured from mobile device 202 transmission registration requests, or email interface computing equipment 208 has been received the time of the expiration since the registration request.The time of expiration can be with any measurement the in the various ways.
In decision block 406, carry out a detection and determine whether mobile device 202 has received the data variation notice from email interface computing equipment 208.If mobile device 202 has been received this data notification, in piece 408, mobile device sends request of data to email interface computing equipment 208.In an illustrated embodiment of the present invention, this request of data is corresponding to the request that requires real data to email interface computing equipment 208, for example HTTP request of data.In piece 410, the data that mobile device 202 obtains from the request of email interface computing equipment 208.Then program 400 proceeds to the timeout interval that piece 416 is regulated before to be provided, and this will be described in more detail following.
Get back to decision block 406, if mobile device 202 is not received the data variation notice from email interface computing equipment 208, at decision block 412, carry out a detection and determine whether mobile device has received the timeout interval expiration notice from email interface computing equipment 208.If received the timeout interval expiration notice, program 400 proceeds to piece 416, will following more detailed description it.
Get back to decision block 412, if mobile device is not received the timeout interval expiration notice from email interface computing equipment 208, at decision block 414, carry out a detection and determine whether timeout interval expires.As mentioned above, at piece 404, mobile device has been measured the time expiration since the registration request transmission.If timeout interval is expiration not, program 400 turns back to decision block 406.As selection, if detecting timeout interval, mobile device 202 expires, it can suppose that email interface computing equipment 208 fails to send timeout interval expiration notice and/or expired with the communication connection of email interface computing equipment 208.
In an illustrative execution mode of the present invention, mobile device also can be waited for extra period time, calculates delay possible in the transmission of email interface computing equipment 208/hysteresis.Correspondingly, then program 400 proceeds to the timeout interval that piece 416 is regulated before to be provided.Piece 416 is explained in more detail with reference to subprogram 500 (Fig. 5).In case timeout interval has been conditioned, program 400 turns back to piece 402, sends the new registration request with timeout interval of having regulated at this mobile device.
Selection will be described the illustrative subprogram 500 of being carried out by mobile device 202 with reference to Fig. 5, is used for regulating timeout interval, corresponding to piece 416 (Fig. 4).In an illustrative execution mode of the present invention, the adjusting of timeout interval is corresponding to the window of network service event (for example, continuous adjusting event) sum with based on the comparison of a plurality of network confidence threshold values of the uniform window value of possible network service event.
At piece 502, mobile device obtains current timeout interval and one or more Network of Threshold confidence value.In an illustrative execution mode of the present invention, current timeout interval can be corresponding to the previous timeout interval that uses of mobile device.Therefore, timeout interval can be corresponding to the default timeout interval that is arranged by mobile device 202, mobile device operation person 204 or any other element.In an illustrative execution mode of the present invention, Network of Threshold confidence value is corresponding to the max-thresholds that will be used to increase current timeout interval.This threshold value is corresponding to the minimum threshold that will be used to reduce current timeout interval.Minimum and maximum threshold value is the function that the given window of adjusting event has showed minimum and maximum possible network confidence value.
In piece 504, mobile device 202 calculates current network confidence value for the adjusting event window of definition.In an illustrative execution mode of the present invention, mobile device 202 can be considered any amount of event corresponding to network service.Event can be corresponding to the internal event specific to mobile device 202.For example, network event can include, but not limited to device battery life-span, internal measurement signal strength signal intensity, process the condition of the utilization of resources, user's appointment etc.This event also can be corresponding to specific to the interaction of mobile device 202 and network 206 and/or the external event of network itself.For example, this event can comprise the communication connection cancelled, transportation is wrong, transmission speed is measured, successful information is received, externally measured, the outer member performance metric of signal strength signal intensity etc.
In an illustrative execution mode of the present invention, each network event can with the numerical value associated, numerical example such as weighting, its reflected to the communication connection potential impact.In one embodiment, can be corresponding to the binary value " 1 " of positive events and the value " 1 " of negative event to the value of each event.In another embodiment, the value of each event can be corresponding to the value scope from " 1 " to " 1 ".In such execution mode, the weighting of the network event seriousness that each network event can be relevant with other Possible events with reflection is harmonious.In another further execution mode, the scope of value can be all the sure values with higher, that how sure reflection is more communication connection event.
Be computing network confidence value, calculate the summation of the weighting of each event in the window of previous adjusting event.In an illustrative execution mode of the present invention, the weighting of each event is by having reduced the time lapse since event.Formula (1) is such as this summation of having given a definition:
n = ( Σ j = 1 k e j t 0 - t e j ) + e 0
At this n corresponding to network confidence value;
e jWeighting corresponding to each network event; With
t xCorresponding to the time measurement when network event occurs.
Continuation, is carried out one and is detected to determine whether the network confidence value of calculating has exceeded max-thresholds in decision block 506 with reference to Fig. 5.In one embodiment, sure or larger value wherein, weighting represent sure event, if the network confidence value of calculating has exceeded described threshold value, timeout interval increases at piece 508.Subprogram 500 turns back to piece 510.
In an illustrative execution mode of the present invention, timeout interval can increase by the discontinuous quantity of previous definition.As selection, timeout interval can be worth proportional quantity with the network confidence of calculating to be increased.Further, timeout interval can increase by a timetable, and this timetable can be considered the factor of the sure network event that for example repeats, network confidence value of calculating etc.For example, if tracked the previous positive events immediately (for example, 5 positive events of row) of some, mobile device 202 can only increase timeout interval.In another example, mobile device 202 will be by increasing timeout interval according to the quantity of the increase of the number continuation of continuous positive events.In another further example, mobile device 202 can be increased to timeout interval a maximum quantity when following the trail of one or more positive events.In an illustrative execution mode of the present invention, mobile device 202 can limit timeout interval and be increased to max-thresholds, for example mobile device operation person 204 network timeout intervals.
If the network confidence value of calculating is no more than threshold value, in decision block 512, carries out one and detect to determine whether the network confidence value of calculating is lower than minimum threshold.In one embodiment, wherein negate that value or lower value, weighting represent to negate event, if the network confidence value of calculating is lower than threshold value, in piece 514, reduce timeout interval.Subprogram 500 turns back to piece 516.Yet if at decision block 512, the network confidence value of calculating is not less than minimum threshold, does not adjust timeout interval, subprogram 500 turns back to piece 518.
Be similar to piece 508, timeout interval can reduce by the discontinuous quantity of previous definition.As selection, timeout interval can be worth proportional quantity with the network confidence of calculating to be reduced.Further, timeout interval can reduce by a timetable, and this timetable can be considered the factor of the network event negating that for example repeats, network confidence value of calculating etc.For example, mobile device 202 can only reduce timeout interval, if tracked the previous negative event (for example, 3 negative events of row) immediately of some.In another example, mobile device 202 will be by reducing timeout interval according to the quantity of increase of continuously negating the number continuation of event.In another further example, mobile device 202 can be set to timeout interval a minimum number when following the trail of one or more negative event.
Referring now to Fig. 6, with description be used for processing the mobile device registration request, by the network application program 600 carried out of email interface computing equipment 208 for example.At piece 602, email interface computing equipment 208 obtains to comprise the mobile device registration request of timeout interval.At piece 604, email interface computing equipment 208 is the data registration mobile device 202 of request.In an illustrative execution mode of the present invention, this registration can corresponding to any suitable local network element for example e-mail server communicate by letter, receive the notice of new datas to allow email interface computing equipment 208.In addition, this registration can be corresponding to the calculating of timeout interval, if registration request comprises calculating the condition of suitable timeout interval.In the event of registration request corresponding to a plurality of data change request, email interface computing equipment 208 can be kept a form and be used for following the trail of the condition of transmitting mobile client 202 information.
At piece 606, email interface computing equipment 208 beginning timeout interval clocks, it is measured from having received/time lapse since processing registration request.In an illustrative execution mode of the present invention, the timeout interval clock can be corresponding to internal calculation equipment, and it has measured the time lapse since receiving registration request.In addition, timeout clock can be corresponding to the record of time on date of the registration request that receives, be used for and standard date time of being measured by email interface computing equipment 208 relatively.Those skilled in the art will recognize, can utilize the additional method of any number to calculate or follow the trail of in addition from having received/time lapse since processing registration request.
At decision block 608, carry out detecting to determine whether email interface computing equipment 208 has received the data variation notice.In an illustrative execution mode of the present invention, the data variation notice can be corresponding to the reception of notifying from the new e-mail of e-mail server.In addition, data variation notice can be modified corresponding to particular data file, the notice of access etc.If received the data variation notice, at piece 610, email interface computing equipment 208 sends the data variation notice to mobile device 202.In an illustrative execution mode of the present invention, the data variation notice can comprise common message, and it instructs mobile device 202 to send request of data to email interface computing equipment 208.In addition, the data variation notice can comprise various metadata or descriptor, and whether its permission mobile device 202 these equipment of selection will send request of data subsequently.For example, notice can comprise the email message header, and it allows user's preview at least a portion message to determine whether he or she wants to fetch complete message.In another example, notice can comprise specific condition, and it allows mobile device 202 automatically to determine whether to ask the data that change.At piece 612, program 600 until next registration request stop when being received by email interface computing equipment 208.
At decision block 608, if do not receive the notice that data have changed, at decision block 614, detect and to determine from receiving/whether surpassed time lapse since processing registration request timeout interval.If also do not surpass timeout interval (for example, expiration), program 600 turns back to decision block 608.If timeout interval expires, at piece 616, email interface computing equipment 208 sends the timeout interval notice of expiration to mobile device 202.In an illustrative execution mode of the present invention, the timeout interval of expiration is notified corresponding to a message, and it keeps communication connection, and will cause the registration request of the renewal of mobile device 202.In addition, the timeout interval of expiration notice can comprise extra information, for example network event information or feature information network (for example, available bandwidth, network quality rate etc.), and it can be used to regulate timeout interval subsequently.At piece 618, program 600 stops.
Referring now to Fig. 7, in a replaceability execution mode of the present invention, the present invention can utilize one or more extra communication channels to send data variation notice or timeout interval expiration notice.According to this execution mode, during the data variation registration request, mobile device 202 can comprise the notice preference information, is used for data variation notice and/or timeout interval expiration notice.In an example, email interface computing equipment 208 can send data to mobile device operation person 204, and it can comprise the stipulations of utilizing which communication channel to communicate by letter with mobile device 202.As illustrated in fig. 7, mobile device operation person 204 can utilize radio data channels (for example, I.P. communication channel) or Short Message Service (" SMS ") data channel to come transmission information.
In an illustrative execution mode of the present invention, email interface computing equipment 208 can utilize various conditions to select to utilize which communication channel.For example, user's size of data that can maybe need send according to the time on the same day is specified preference.In addition, the user can according to use, data transfer bandwidth, and/or the mobile operator instruction comes designated fee to save preference.Further, the user can be according to network condition, and for example available bandwidth or communication channel stand-by period are specified preference.
Have illustrated and described illustrated embodiment of the present invention, need be understood that and to carry out various variations and not deviate from the spirit and scope of the present invention at this.

Claims (22)

1. be convenient to mobile device and use the method for communicating by letter between the network application of email interface computing equipment for one kind, the method comprises:
The place obtains data change request from mobile device at the email interface computing equipment, and wherein this data change request comprises and returns first group of expiration data of replying and comprise the registration of the information type that mobile device wishes to receive and the registration request of various configuration informations;
Supervision provides the time interval of replying to described data change request at email interface computing equipment place;
If the described time interval does not expire, whether specified data changes, and if, then sending the data variation notice to mobile device, described notice comprises the email message header; With
If the described time interval exceeds expiration period and do not have data variation, then send the notice that does not have data to change from the email interface computing equipment to mobile device.
2. the method for claim 1, wherein said data change request is corresponding to the request of new email message.
3. the method for claim 1 further comprises:
Obtain data change request subsequently, wherein this data change request comprises and returns second group of expiration data of replying;
Supervision provides the time interval of replying to described data change request subsequently; With
If the described time interval exceeded for second expiration period, send the notice that does not have data variation.
4. method as claimed in claim 3 is wherein revised described second group of expiration data according at least one network condition.
5. method as claimed in claim 3, wherein said second group of expiration data be corresponding to the adjustment to first group of expiration data, this adjustment according to one group with described mobile device and described network application between the comparison carried out of the weighted sum of the relevant event of communication.
6. method as claimed in claim 5, the weighted sum of wherein said event group be corresponding to the function of the weighting of each event, reduced by time of expiration since described event.
7. be convenient to mobile device and use the method for communicating by letter between the network application of email interface computing equipment for one kind, the method comprises:
Send the first data change request from described mobile device, wherein said data change request comprises that definition returns first group of expiration data in the time interval of replying;
Determine the event corresponding to described the first data change request, when determining that wherein event is included in described time interval expiration, in response to described data change request, receive the notice that does not have e-mail data to change;
Produce second group of expiration data that second time interval of replying is returned in definition according at least one network condition; With
Send the second data change request from described mobile device, wherein said data change request comprises returns described second group of expiration data of replying;
If described second time interval does not expire, if received the data variation notice, then send the data variation notice from described email interface computing equipment to described mobile device, described notice comprises the email message header.
8. method as claimed in claim 7 further comprises:
Monitor the time interval of replying that receives described data change request;
Determine when that the described time interval has exceeded the expiration period corresponding to described first group of expiration data; With
Determine to occur corresponding to the event of described the first data change request according to the described time interval.
9. method as claimed in claim 7, wherein return second group of expiration data of replying corresponding to the adjustment to described first group of expiration data according at least one network condition production, this adjustment according to one group with described mobile device and described network application between the comparison carried out of the weighted sum of the relevant event of communication.
10. method as claimed in claim 7, wherein said first and second groups of expiration data be corresponding to the regular time interval, and wherein produce according at least one network condition and be used for returning second group of expiration data of replying and comprise:
Unite to one group with mobile device and network application between the weighting of the relevant event of communication;
Obtain described first group of expiration data; With
According to the weighted sum of described event group and the comparison of sets of threshold values, adjust described first group of expiration data and produce described second group of expiration data.
11. method as claimed in claim 10 wherein produces described second group of expiration data according to the described first group of expiration data of relatively adjustment to the weighted sum of described event group and sets of threshold values and comprises and increase described first group of expiration data if described weighted sum exceeds max-thresholds.
12. method as claimed in claim 10 wherein produces described second group of expiration data according to the described first group of expiration data of relatively adjustment to the weighted sum of described event group and sets of threshold values and comprises and reduce described first group of expiration data if described weighted sum exceeds minimum threshold.
13. method as claimed in claim 10, the weighted sum of wherein said event group are corresponding to the weighting function of each event, by the time decreased of expiration since described event.
14. be used for being convenient to the system of exchanges data, described system comprises:
One or more client devices that produce data change request that are configured for, the request of wherein said generation data variation comprise first time expiration period of replying be used to returning;
At least one network application is configured for:
The receive data change request,
If corresponding to having passed in period time of the supervision in described first time expiration period and not had data variation, then send data and do not have vicissitudinous notice,
If described the first time expiration does not expire period, if received the data variation notice, then send the email message header, and
Reception is to the request of the other parts of message.
15. system as claimed in claim 14, if wherein described client device receives from described network application that data do not have vicissitudinous notice in response to described data change request, described one or more client devices determine that event occurs.
16. system as claimed in claim 14, wherein said at least one client device produces the second time expiration period data according at least one network condition and wherein said at least one network condition comprises the condition of at least one mobile device inside and the condition of at least one mobile device outside.
17. system as claimed in claim 16, wherein said second time expiration period is corresponding to the adjustment to the first expiration data, this adjustment according to one group with described mobile device and described network application between the comparison carried out of the weighted sum of the relevant event of communication.
18. system as claimed in claim 17, the weighted sum of wherein said event group is corresponding to the function of the weighting of each event, by reducing period time that has expired since described event.
19. system as claimed in claim 14, wherein said data change request is corresponding to the request to new email message.
20. be convenient to mobile device and use the method for communicating by letter between the network application of email interface computing equipment for one kind, the method comprises:
Send the first data change request, wherein said data change request comprises returns first timeout interval of replying;
Determine the event corresponding to described the first data change request, when determining that wherein event is included in the expiration of the first timeout interval, send the notice that does not have data variation from described email interface computing equipment;
One group of regularization condition is associated with described event corresponding to described the first data change request;
Second timeout interval of replying is returned in generation, wherein produces to return second timeout interval of replying and comprise by using and adjust described the first timeout interval from the time constant of described regularization condition group;
Send the second data change request, wherein said data change request comprises returns second timeout interval of replying; With
If described the second timeout interval does not expire, if data variation then sends the data variation notice from described email interface computing equipment to described mobile device, described notice comprises the email message header.
21. method as claimed in claim 20, wherein use time constant from described regularization condition group and comprise and use a time constant, this time constant corresponding to one group with described mobile device and described network application between the comparison carried out of the weighted sum of the relevant event of communication.
22. method as claimed in claim 21, the weighted sum of wherein said event group be corresponding to the weighting function of each event, reduced by time of expiration since described event.
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US8060064B2 (en) 2011-11-15
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US8224295B2 (en) 2012-07-17
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US20050272452A1 (en) 2005-12-08
US20120284351A1 (en) 2012-11-08
US7437169B2 (en) 2008-10-14
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KR101143136B1 (en) 2012-05-08
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US8849251B2 (en) 2014-09-30
CN103501266B (en) 2017-01-04
US20110263227A1 (en) 2011-10-27
US8498623B2 (en) 2013-07-30
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CN103501266A (en) 2014-01-08
US20140045461A1 (en) 2014-02-13

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